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v3.26.1

Entity Wide Disclosures (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2026 USD ($) segment | Mar. 31, 2025 USD ($)
Segment Reporting Information [Line Items] |  |
Total revenue | $ 706,604 | $ 558,570
Total direct costs | 510,278 | 380,220
Selling, general and administrative | 47,917 | 57,897
Depreciation | 6,751 | 6,694
Amortization | 155 | 236
Costs and Expenses | 565,101 | 445,047
Operating Income (Loss) | 141,503 | 113,523
Miscellaneous income (expense), net | 971 | (1,816)
Interest income, net | 5,117 | 6,463
Nonoperating Income (Expense) | 6,088 | 4,647
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | 147,591 | 118,170
Income tax provision | 23,721 | 3,575
Net income | $ 123,870 | 114,595
Number of Reportable Segments | segment | 1 |
Direct Costs |  |
Segment Reporting Information [Line Items] |  |
Total direct costs | $ 198,274 | 177,816
Reimbursed out-of-pocket expenses |  |
Segment Reporting Information [Line Items] |  |
Total direct costs | 312,004 | 202,404
Metabolic |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 201,239 | 170,476
Oncology |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 237,558 | 148,015
Other |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 93,318 | 95,836
Central Nervous System |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 56,261 | 58,279
Cardiology |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 80,207 | 54,901
AVAI |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 38,021 | 31,063
Operating Segments | Reportable Segment |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 706,604 | 558,570
Total direct costs | 510,278 | 380,220
Selling, general and administrative | 47,917 | 57,897
Depreciation | 6,751 | 6,694
Amortization | 155 | 236
Costs and Expenses | 565,101 | 445,047
Operating Income (Loss) | 141,503 | 113,523
Miscellaneous income (expense), net | 971 | (1,816)
Interest income, net | 5,117 | 6,463
Nonoperating Income (Expense) | 6,088 | 4,647
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | 147,591 | 118,170
Income tax provision | 23,721 | 3,575
Net income | 123,870 | 114,595
Operating Segments | Reportable Segment | Direct Costs |  |
Segment Reporting Information [Line Items] |  |
Segment Reporting, Other Segment Item, Amount | 33,671 | 33,889
Labor and Related Expense | $ 164,603 | 143,927
Segment Reporting, Other Segment Item, Composition, Description | (a) Direct service costs, excluding depreciation and amortization - Other segment items includes costs related to inventory, leases, project subcontractors and other direct service costs. |
Operating Segments | Reportable Segment | Reimbursed out-of-pocket expenses |  |
Segment Reporting Information [Line Items] |  |
Total direct costs | $ 312,004 | 202,404
Eliminations and Reconciling Items |  |
Segment Reporting Information [Line Items] |  |
Net income | $ 0 | $ 0

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